/* K9X Arena — styles (from the K9X Arena Design canvas) */
:root {
  --bg: #070b14; --bg-2: #0a1020; --panel: #0d1422; --panel-2: #101f2c; --deep: #04060d;
  --line: #1b2a36; --line-2: #2b3d4c; --line-teal: #1f4d45; --line-amber: #4a3d1a; --line-soft: #16233a;
  --text: #e6edf5; --text-2: #c8d3e0; --muted: #93a3b8;
  --teal: #2dd4bf; --teal-2: #5eead4; --teal-bg: #12302f; --teal-ink: #04221f;
  --amber: #ffd166; --amber-bg: #3a2f12; --red: #f87171; --red-2: #fca5a5; --red-bg: #3a1414;
  --silver: #cbd5e1; --bronze: #d4915a;
  --sans: 'IBM Plex Sans', system-ui, sans-serif; --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --display: 'Barlow Condensed', 'IBM Plex Sans', sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans); }
a { color: var(--teal); } a:hover { color: var(--teal-2); }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }
.mono { font-family: var(--mono); }
.muted { color: var(--muted); }
.display { font-family: var(--display); font-weight: 700; letter-spacing: .3px; }
.stars { color: var(--amber); letter-spacing: 1px; white-space: nowrap; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* header */
.top { height: 72px; padding: 0 40px; display: flex; align-items: center; gap: 28px; border-bottom: 1px solid var(--line); background: var(--bg-2); position: sticky; top: 0; z-index: 20; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.brand span { font-family: var(--display); font-weight: 700; font-size: 26px; letter-spacing: 1px; }
.nav { display: flex; gap: 6px; }
.nav a { padding: 8px 14px; border-radius: 8px; color: var(--muted); text-decoration: none; font-size: 14px; }
.nav a[aria-current="page"] { background: var(--teal-bg); color: var(--teal-2); font-weight: 600; }
.nav a .count { margin-left: 6px; padding: 1px 6px; border-radius: 999px; background: var(--amber-bg); color: var(--amber); font-size: 11px; }
.grow { flex-grow: 1; }
.pills { display: flex; gap: 10px; align-items: center; font-size: 13px; }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; border: 1px solid var(--line); border-radius: 999px; color: var(--text-2); white-space: nowrap; }
.pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); }
.pill.off .dot { background: var(--red); }
.pill.guard { border-color: var(--line-teal); color: var(--teal-2); }
.pill.guard.off { border-color: #5a2323; color: var(--red-2); }
.pill.gpu { border-color: var(--line-amber); color: var(--amber); font-family: var(--mono); font-size: 12px; }
.userbtn { background: none; border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; color: var(--muted); font-size: 13px; }

/* layout */
.page { padding: 28px 40px 40px; max-width: 1520px; margin: 0 auto; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; }
.panel.teal { border-color: var(--line-teal); }
.panel h2 { margin: 0 0 10px; font-size: 16px; font-weight: 600; }
.row { display: flex; gap: 12px; align-items: center; }
.btn { height: 44px; padding: 0 18px; border-radius: 10px; border: 1px solid var(--line-2); background: transparent; color: var(--text); font-size: 14px; display: inline-flex; align-items: center; gap: 8px; text-decoration: none; }
.btn:hover { border-color: var(--teal); color: var(--text); }
.btn.primary { background: var(--teal); color: var(--teal-ink); border: 0; font-weight: 700; }
.btn.primary:hover { background: var(--teal-2); color: var(--teal-ink); }
.btn.danger { border-color: #5a2323; color: var(--red-2); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.small { height: 36px; padding: 0 12px; font-size: 13px; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.field select, .field input { height: 44px; border-radius: 8px; background: var(--bg-2); color: var(--text); border: 1px solid var(--line); padding: 0 10px; font-size: 14px; }
.check { display: flex; align-items: center; gap: 10px; font-size: 14px; min-height: 44px; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--teal); }
.banner { padding: 12px 16px; border-radius: 12px; border: 1px solid #5a2323; background: #1f0f12; color: var(--red-2); font-size: 14px; margin-bottom: 16px; }
.banner.info { border-color: var(--line-amber); background: #1d180b; color: var(--amber); }
.empty { color: var(--muted); font-size: 14px; padding: 24px; text-align: center; }
.tag { padding: 2px 8px; border-radius: 6px; background: var(--line-soft); color: var(--text-2); font-size: 11px; text-transform: uppercase; letter-spacing: .8px; white-space: nowrap; }
.badge { padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.badge.teal { background: var(--teal-bg); color: var(--teal-2); }
.badge.amber { background: var(--amber-bg); color: var(--amber); }
.badge.red { background: var(--red-bg); color: var(--red-2); }
.badge.grey { background: var(--line-soft); color: var(--muted); }
.live { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; background: var(--red-bg); color: var(--red-2); font-size: 12px; font-weight: 700; letter-spacing: 1px; }
.live .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red); animation: blink 1.4s ease-in-out infinite; }
@keyframes blink { 50% { opacity: .3 } }
.bar { height: 10px; border-radius: 999px; background: var(--line); overflow: hidden; }
.bar > div { height: 100%; background: var(--teal); transition: width .6s ease; }
.bar > span { display: block; height: 100%; border-radius: 999px; }
table.grid { width: 100%; border-collapse: collapse; font-size: 14px; }
table.grid th { text-align: left; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .8px; font-weight: 500; padding: 0 8px 8px; border-bottom: 1px solid var(--line); }
table.grid td { padding: 10px 8px; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
table.grid tr.click { cursor: pointer; } table.grid tr.click:hover td { background: #0f1a29; }

/* login */
.login { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: radial-gradient(ellipse 60% 50% at 50% 40%, #0c2a2a 0%, transparent 70%), var(--deep); }
.login form { width: 380px; display: flex; flex-direction: column; gap: 14px; padding: 36px 32px; border: 1px solid var(--line-teal); border-radius: 18px; background: var(--panel); }
.login h1 { margin: 0; font-family: var(--display); font-size: 40px; text-align: center; }
.login .hint { font-size: 13px; border: 1px dashed var(--line-2); border-radius: 10px; padding: 10px 12px; display: flex; flex-direction: column; gap: 4px; }

/* lobby */
.lobby { display: grid; grid-template-columns: minmax(0, 1fr) 460px; gap: 28px; }
.lobby h1 { margin: 0; font-family: var(--display); font-size: 40px; }
.roster { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; display: flex; flex-direction: column; gap: 12px; }
.card.on { border-color: var(--line-teal); }
.card .orb { width: 44px; height: 44px; border-radius: 12px; background: var(--teal-bg); color: var(--teal-2); display: flex; align-items: center; justify-content: center; font-family: var(--display); font-weight: 700; font-size: 20px; flex-shrink: 0; }
.card .name { font-family: var(--mono); font-size: 16px; font-weight: 500; overflow-wrap: anywhere; }
.card .stats { display: flex; gap: 24px; font-size: 13px; color: var(--muted); }
.card .stats b { display: block; font-family: var(--display); font-size: 24px; font-weight: 600; color: var(--text); }
.card .stats b.gold { color: var(--amber); }
.card label.check { border-top: 1px solid var(--line); padding-top: 8px; }
.newmatch { display: flex; flex-direction: column; gap: 16px; position: sticky; top: 96px; align-self: start; }
.newmatch h2 { font-family: var(--display); font-size: 30px; margin: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { padding: 6px 10px; border-radius: 8px; background: var(--teal-bg); color: var(--teal-2); font-family: var(--mono); font-size: 13px; }
.upload { border: 1px dashed var(--line-2); border-radius: 12px; padding: 14px 16px; display: flex; flex-direction: column; gap: 12px; }
.steps { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); }
.steps .s { display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.steps .s .n { width: 18px; height: 18px; border-radius: 50%; background: var(--line-soft); display: flex; align-items: center; justify-content: center; font-size: 11px; }
.steps .s.done { color: var(--teal-2); } .steps .s.done .n { background: var(--teal-bg); }
.steps .s.fail { color: var(--red-2); } .steps .s.fail .n { background: var(--red-bg); }
.steps .s.active { color: var(--amber); } .steps .s.active .n { background: var(--amber-bg); }
.steps .ln { flex-grow: 1; height: 1px; background: var(--line); }

/* match */
.matchhead { display: flex; align-items: center; gap: 28px; margin-bottom: 18px; }
.matchhead h1 { margin: 0; font-family: var(--display); font-size: 34px; }
.phases { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; margin-bottom: 18px; }
.phase { border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; font-size: 12px; color: var(--muted); display: flex; flex-direction: column; gap: 6px; background: var(--bg-2); }
.phase.now { border-color: var(--teal); color: var(--text); }
.phase.done { color: var(--teal-2); }
.phase .bar { height: 5px; }
.lanes { display: grid; gap: 20px; }
.lane { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; display: flex; flex-direction: column; min-height: 420px; overflow: hidden; }
.lane.active { border-color: var(--teal); box-shadow: 0 0 0 1px #2dd4bf33, 0 12px 40px #2dd4bf14; }
.lane .head { padding: 16px 18px; border-bottom: 1px solid var(--line); display: flex; flex-direction: column; gap: 10px; }
.lane .score { font-family: var(--display); font-weight: 700; font-size: 44px; line-height: 1; }
.lane .body { padding: 12px 14px; display: flex; flex-direction: column; gap: 10px; }
.tcard { background: var(--bg-2); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; display: flex; flex-direction: column; gap: 6px; text-decoration: none; color: inherit; }
.tcard:hover { border-color: var(--line-teal); color: inherit; }
.tcard .preview { font-size: 12.5px; color: var(--muted); font-family: var(--mono); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ticker { margin-top: 18px; border: 1px solid var(--line); border-radius: 12px; background: var(--bg-2); padding: 12px 18px; display: flex; flex-direction: column; gap: 6px; font-family: var(--mono); font-size: 12.5px; max-height: 220px; overflow: auto; }
.ticker .ev { display: flex; gap: 10px; }
.ticker .k { min-width: 76px; }
.k-LLMCall, .k-Answer { color: var(--teal); } .k-Guardian { color: var(--teal-2); } .k-Shield, .k-Review, .k-GPU { color: var(--amber); }
.k-Error { color: var(--red-2); } .k-Router { color: var(--muted); } .k-Match, .k-Suite { color: var(--text); }
.viewswitch { display: flex; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; font-size: 13px; }
.viewswitch a { padding: 8px 14px; color: var(--muted); text-decoration: none; }
.viewswitch a[aria-current="page"] { background: var(--teal-bg); color: var(--teal-2); font-weight: 600; }

/* orbit */
.orbit { position: relative; height: calc(100vh - 72px); min-height: 820px; background: var(--deep); overflow: hidden; }
.orbit .nebula { position: absolute; inset: 0; background: radial-gradient(ellipse 55% 45% at 50% 55%, #0c2a2a 0%, transparent 70%), radial-gradient(ellipse 35% 30% at 78% 22%, #2a2410 0%, transparent 70%); }
.orbit .star { position: absolute; border-radius: 50%; background: #cfe9ff; animation: twinkle 4s ease-in-out infinite; }
.orbit .stage { position: absolute; left: 50%; top: 52%; width: 0; height: 0; }
.ring { position: absolute; border-radius: 50%; border: 1px dashed #2dd4bf2e; animation: spin linear infinite; }
.ring.judge { border-color: #ffd16633; }
.ring .beam { position: absolute; left: 50%; top: 50%; height: 2px; margin-top: -1px; background: linear-gradient(90deg, #2dd4bf00, #2dd4bf1f); }
.ring.active .beam { background: linear-gradient(90deg, #2dd4bf00, #2dd4bfaa); }
.ring .dot-out { position: absolute; top: -3px; width: 8px; height: 8px; border-radius: 50%; background: var(--teal-2); box-shadow: 0 0 10px var(--teal), 0 0 20px var(--teal); animation: out 1.6s linear infinite; }
.ring .dot-back { position: absolute; top: 3px; width: 6px; height: 6px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 10px var(--amber), 0 0 18px #ffb020; animation: back 1.9s linear infinite; }
.ring .anchor { position: absolute; left: 100%; top: 50%; width: 0; height: 0; }
.ring .planet { position: absolute; left: 0; top: 0; transform: translate(-50%, -50%); display: flex; flex-direction: column; align-items: center; gap: 4px; animation: unspin linear infinite; }
.ring .orb { width: 46px; height: 46px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--display); font-weight: 700; font-size: 18px; color: var(--teal-ink); background: radial-gradient(circle at 35% 30%, #a7f3eb, #2dd4bf 45%, #0f766e); box-shadow: 0 0 18px #2dd4bf66; }
.ring.active .orb { width: 58px; height: 58px; font-size: 22px; box-shadow: 0 0 36px #2dd4bfcc; }
.ring.judge .orb { color: #2a1f00; background: radial-gradient(circle at 35% 30%, #ffe7a3, #ffd166 45%, #9c7a1f); box-shadow: 0 0 18px #ffd16666; }
.ring.judge.active .orb { box-shadow: 0 0 36px #ffd166cc; }
.ring .pname { font-family: var(--mono); font-size: 13px; white-space: nowrap; }
.ring .prole { font-size: 11px; color: var(--muted); white-space: nowrap; }
.ring.active .prole { color: var(--teal-2); } .ring.judge .prole { color: var(--amber); }
.shield { position: absolute; left: -120px; top: -120px; width: 240px; height: 240px; border-radius: 50%; border: 2px solid #2dd4bf66; box-shadow: inset 0 0 40px #2dd4bf22; animation: shield 2.6s ease-in-out infinite; }
.shield-label { position: absolute; left: 0; top: -114px; transform: translateX(-50%); padding: 2px 8px; border-radius: 999px; background: var(--deep); color: var(--teal-2); font-size: 11px; letter-spacing: 1px; white-space: nowrap; }
.core { position: absolute; left: -70px; top: -70px; width: 140px; height: 140px; border-radius: 50%; background: radial-gradient(circle at 40% 35%, #1d5c55 0%, #0b2226 60%, #061214 100%); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; animation: pulse 3s ease-in-out infinite; }
.core b { font-family: var(--display); font-size: 34px; letter-spacing: 1px; color: #e6fffb; }
.core span { font-size: 11px; color: #9fe7dc; line-height: 1.3; }
.hud { position: absolute; top: 28px; width: 300px; display: flex; flex-direction: column; gap: 14px; z-index: 2; }
.hud.left { left: 40px; } .hud.right { right: 40px; width: 280px; }
.hud h1 { margin: 0; font-family: var(--display); font-size: 32px; line-height: 1.05; }
.hud .box { border: 1px solid var(--line-teal); border-radius: 12px; background: #06121499; padding: 12px 14px; display: flex; flex-direction: column; gap: 4px; }
.hud .scorerow { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border: 1px solid #13202b; border-radius: 10px; background: #060a14cc; }
.legend { position: absolute; left: 40px; right: 40px; bottom: 24px; display: flex; align-items: center; gap: 24px; font-size: 12.5px; color: var(--muted); z-index: 2; }
.legend i { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 8px; vertical-align: middle; }
@keyframes spin { to { transform: rotate(360deg) } }
@keyframes unspin { to { transform: translate(-50%, -50%) rotate(-360deg) } }
@keyframes out { 0% { left: 0%; opacity: 0 } 10% { opacity: 1 } 90% { opacity: 1 } 100% { left: 100%; opacity: 0 } }
@keyframes back { 0% { left: 100%; opacity: 0 } 10% { opacity: 1 } 90% { opacity: 1 } 100% { left: 0%; opacity: 0 } }
@keyframes twinkle { 0%, 100% { opacity: .25 } 50% { opacity: .9 } }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 1px #2dd4bf55, 0 0 30px #2dd4bf33 } 50% { box-shadow: 0 0 0 1px #2dd4bf99, 0 0 60px #2dd4bf55 } }
@keyframes shield { 0%, 100% { opacity: .55; transform: scale(1) } 50% { opacity: 1; transform: scale(1.03) } }
@media (prefers-reduced-motion: reduce) {
  .ring, .ring .planet, .ring .dot-out, .ring .dot-back, .orbit .star, .core, .shield, .live .dot { animation: none !important; }
}

/* results */
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin: 16px 0; }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 14px 18px; }
.kpi.gold { border-color: var(--line-amber); }
.kpi .v { display: flex; align-items: baseline; gap: 10px; margin-top: 2px; }
.kpi .big { font-family: var(--display); font-size: 28px; font-weight: 700; }
.results { display: grid; grid-template-columns: minmax(0, 1fr) 520px; gap: 20px; }
@media (max-width: 1500px) { .results { grid-template-columns: minmax(0, 1fr); } }
.results .panel { min-width: 0; }
.scroll-x { overflow-x: auto; }
.cell { padding: 8px 10px; border-radius: 10px; display: flex; flex-direction: column; gap: 2px; background: var(--bg-2); border: 1px solid var(--line-soft); }
.cell.best { background: var(--panel-2); border-color: var(--line-teal); }
.cell .n { font-family: var(--display); font-size: 20px; font-weight: 600; }
.bestbadge { padding: 1px 6px; border-radius: 5px; background: var(--teal-bg); color: var(--teal-2); font-size: 11px; font-weight: 600; }
.rank { font-family: var(--display); font-size: 22px; font-weight: 700; }
.r1 { color: var(--amber); } .r2 { color: var(--silver); } .r3 { color: var(--bronze); }
pre.yaml { margin: 0; padding: 12px 14px; border-radius: 10px; background: var(--bg-2); border: 1px solid var(--line); font-family: var(--mono); font-size: 12px; line-height: 1.45; color: var(--text-2); overflow: auto; max-height: 380px; }

/* drill-down */
.outputs { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }
.out pre { white-space: pre-wrap; overflow-wrap: anywhere; font-family: var(--mono); font-size: 12.5px; color: var(--text-2); background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px; padding: 12px; max-height: 360px; overflow: auto; margin: 0; }
.prompt { white-space: pre-wrap; font-family: var(--mono); font-size: 13px; color: var(--text-2); background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; margin: 0; }

@media (max-width: 1100px) {
  .lobby, .results { grid-template-columns: 1fr; }
  .newmatch { position: static; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .phases { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* header fit: never wrap nav or the sign-out button; long GPU lists truncate */
.nav a, .userbtn, .pill { white-space: nowrap; }
.pill.gpu { max-width: 260px; overflow: hidden; text-overflow: ellipsis; display: inline-block; }
.top { gap: 20px; }
@media (max-width: 1520px) { .pill.gpu { display: none; } }

/* winner celebration */
.celebration { position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center; background: radial-gradient(ellipse 50% 45% at 50% 45%, #3a2f1299 0%, #04060df2 70%); animation: cele-in .35s ease; }
.celebration.leaving { animation: cele-out .35s ease forwards; }
.cele-card { position: relative; width: min(560px, 92vw); padding: 36px 32px 30px; border-radius: 22px; background: linear-gradient(180deg, #1d180b, #0d1422); border: 1px solid #ffd16666; box-shadow: 0 0 0 1px #ffd16622, 0 30px 120px #ffd16633; text-align: center; }
.cele-close { position: absolute; top: 12px; right: 12px; width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--line-2); background: transparent; color: var(--text); font-size: 16px; }
.cele-trophy { position: relative; width: 150px; height: 150px; margin: 0 auto 6px; animation: trophy 2.4s ease-in-out infinite; filter: drop-shadow(0 0 24px #ffd16699); }
.spark { position: absolute; left: 50%; top: 45%; width: 6px; height: 6px; border-radius: 50%; background: #fff3b0; box-shadow: 0 0 10px #ffd166; animation: spark 1.6s ease-out infinite; }
.cele-label { color: var(--amber); letter-spacing: 4px; font-size: 13px; font-weight: 600; }
.cele-name { margin: 6px 0 4px; font-family: var(--mono); font-size: 30px; font-weight: 500; color: #fff8e1; overflow-wrap: anywhere; }
.cele-score { display: flex; align-items: baseline; justify-content: center; gap: 14px; }
.cele-score .display { font-size: 48px; color: var(--amber); }
.cele-score .stars { font-size: 22px; }
.cele-rest { margin-top: 16px; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 18px; color: var(--muted); font-size: 14px; }
@keyframes cele-in { from { opacity: 0; transform: scale(.96) } to { opacity: 1; transform: none } }
@keyframes cele-out { to { opacity: 0; transform: scale(.98) } }
@keyframes trophy { 0%, 100% { transform: translateY(0) rotate(-2deg) } 50% { transform: translateY(-8px) rotate(2deg) } }
@keyframes spark { 0% { transform: translate(-50%, -50%) scale(.2); opacity: 0 } 20% { opacity: 1 } 100% { transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y))) scale(1); opacity: 0 } }
@media (prefers-reduced-motion: reduce) { .celebration, .cele-trophy, .spark { animation: none !important; } .spark { display: none; } }

/* wrap long YAML lines on screen (Copy/Download keep the exact text) */
pre.yaml { white-space: pre-wrap; overflow-wrap: anywhere; overflow-x: hidden; }

/* the K9X Octagon */
.octagon-view { position: relative; height: calc(100vh - 72px); min-height: 760px; background: #04060d; overflow: hidden; }
.octagon { position: absolute; inset: 0; width: 100%; height: 100%; }
.octagon .cage { filter: drop-shadow(0 0 18px #2dd4bf55); animation: cagepulse 3.2s ease-in-out infinite; }
.octagon .flash { animation: flash 5s ease-in-out infinite; }
.octagon .guardlabel { fill: #5eead4; font: 600 12px var(--sans); letter-spacing: 3px; }
.octagon .matlogo { fill: #e6fffb; font: 700 44px var(--display); letter-spacing: 2px; }
.octagon .matsub { fill: #9fe7dc; font: 12px var(--sans); }
.octagon .mat { animation: pulse 3s ease-in-out infinite; }
.octagon .corner { fill: #12302f; stroke: #2dd4bf; stroke-width: 2; }
.octagon .fighter.active .corner { fill: #2dd4bf; filter: drop-shadow(0 0 16px #2dd4bf); }
.octagon .spot { fill: #2dd4bf; opacity: .12; animation: spot 1.8s ease-in-out infinite; }
.octagon .ini { fill: #5eead4; font: 700 22px var(--display); }
.octagon .fighter.active .ini { fill: #04221f; }
.octagon .fname { fill: #e6edf5; font: 500 14px var(--mono); }
.octagon .fstate { fill: #93a3b8; font: 12px var(--sans); }
.octagon .fighter.active .fstate { fill: #5eead4; }
.octagon .beam-out { stroke: #5eead4; stroke-width: 4; stroke-linecap: round; stroke-dasharray: 3 16; filter: drop-shadow(0 0 6px #2dd4bf); animation: dash 0.9s linear infinite; }
.octagon .beam-back { stroke: #ffd166; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 2 18; filter: drop-shadow(0 0 6px #ffd166); animation: dash 1.2s linear infinite; }
.octagon .judges rect { fill: #1d180b; stroke: #4a3d1a; }
.octagon .judges text { fill: #ffd166; font: 600 12px var(--sans); letter-spacing: 1.5px; }
.octagon .judges.active rect { stroke: #ffd166; filter: drop-shadow(0 0 12px #ffd16688); }
@keyframes dash { to { stroke-dashoffset: -38; } }
@keyframes flash { 0%, 92%, 100% { opacity: .2 } 95% { opacity: 1 } }
@keyframes spot { 0%, 100% { opacity: .08 } 50% { opacity: .2 } }
@keyframes cagepulse { 0%, 100% { stroke-opacity: .45 } 50% { stroke-opacity: .8 } }
@media (prefers-reduced-motion: reduce) { .octagon .cage, .octagon .flash, .octagon .mat, .octagon .spot, .octagon .beam-out, .octagon .beam-back { animation: none !important; } }

/* header + octagon HUD fit */
.brand span { white-space: nowrap; }
.hud .row { flex-wrap: wrap; }
.hud .btn { height: 38px; padding: 0 12px; font-size: 13px; white-space: nowrap; }

/* octagon phases */
.octagon .cage.active { stroke-opacity: .95; filter: drop-shadow(0 0 26px #2dd4bf99); }
.octagon .guardlabel.amber { fill: #ffd166; }
.octagon .mat.busy { stroke-opacity: 1; filter: drop-shadow(0 0 22px #2dd4bf); }
.phasestrip { display: flex; flex-wrap: wrap; gap: 6px; }
.phasestrip .ps { font-size: 11.5px; padding: 3px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); background: #060a14cc; }
.phasestrip .ps.now { border-color: var(--teal); color: var(--teal-2); }
.phasestrip .ps.done { color: var(--teal-2); border-color: var(--line-teal); }
.hud.right { max-width: calc(100vw - 80px); }
.seg { display: flex; gap: 6px; }

/* showcase (ARENA_MODE=showcase) */
.showband { padding: 9px 24px; font-size: 13.5px; color: var(--text-2); background: #0d1f2a; border-bottom: 1px solid var(--line); text-align: center; }
.showband a { color: var(--teal-2); font-weight: 600; }
a.pill { text-decoration: none; color: inherit; }